ReferenceEntry<K, V> next = head.getNextInWriteQueue();
      return (next == head) ? null : next;
    }

    @Override
    public @Nullable ReferenceEntry<K, V> poll() {
      ReferenceEntry<K, V> next = head.getNextInWriteQueue();
      if (next == head) {
        return null;
      }

      remove(next);
      return next;
    }

    @Override

                inSectionElements.remove();

                if (next == null) {
                    break;
                } else {
                    inSection.clear();
                    inSection.add(next);
                    heading = next;
                }
            } else {
                inSection.add(next);
            }
            next = next.nextElementSibling();
        }
    }

  }

  static int advanceOneBit(int next) {
    if ((next & 1) != 0) {
      return (next >>> 1) ^ CRC32C_GENERATOR_FLIPPED;
    } else {
      return next >>> 1;
    }
  }

  public void testCrc32cStrideTable() {
    int next = CRC32C_GENERATOR_FLIPPED;
    for (int i = 0; i < 12; i++) { // for 3 ints = 12 bytes in between each stride window

  @SuppressWarnings("GoodTime") // b/122668874
  void setAccessTime(long time);

  /** Returns the next entry in the access queue. */
  ReferenceEntry<K, V> getNextInAccessQueue();

  /** Sets the next entry in the access queue. */
  void setNextInAccessQueue(ReferenceEntry<K, V> next);

  /** Returns the previous entry in the access queue. */
  ReferenceEntry<K, V> getPreviousInAccessQueue();

      private final StrongKeyStrongValueEntry<K, V> next;

      LinkedStrongKeyStrongValueEntry(K key, int hash, StrongKeyStrongValueEntry<K, V> next) {
        super(key, hash);
        this.next = next;
      }

      @Override
      public StrongKeyStrongValueEntry<K, V> getNext() {
        return next;
      }
    }

    assertThrows(NoSuchElementException.class, iterator::next);
    assertThrows(IllegalStateException.class, iterable::iterator);
  }

  public void testOf_one() {
    Iterable<String> iterable = MinimalIterable.of("a");
    Iterator<String> iterator = iterable.iterator();
    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertFalse(iterator.hasNext());

  @SuppressWarnings("GoodTime") // b/122668874
  void setAccessTime(long time);

  /** Returns the next entry in the access queue. */
  ReferenceEntry<K, V> getNextInAccessQueue();

  /** Sets the next entry in the access queue. */
  void setNextInAccessQueue(ReferenceEntry<K, V> next);

  /** Returns the previous entry in the access queue. */
  ReferenceEntry<K, V> getPreviousInAccessQueue();

   */
  public final void set(double newValue) {
    long next = doubleToRawLongBits(newValue);
    value.set(next);
  }

  /**
   * Eventually sets to the given value.
   *
   * @param newValue the new value
   */
  public final void lazySet(double newValue) {
    long next = doubleToRawLongBits(newValue);
    value.lazySet(next);
  }

  /**

    val thisMinusKey =
      when {
        key == this.key -> {
          next
        }

        // Subtract this!

        else -> {
          val nextMinusKey = next.plus(key, null)
          when {
            nextMinusKey === next -> this

            // Same as the following line, but with fewer allocations.

    assertThrows(NoSuchElementException.class, iterator::next);
    assertThrows(IllegalStateException.class, iterable::iterator);
  }

  public void testOf_one() {
    Iterable<String> iterable = MinimalIterable.of("a");
    Iterator<String> iterator = iterable.iterator();
    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertFalse(iterator.hasNext());